* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
  font-family: "trebuchet MS", Helvetica, sans-serif;
}

body {
  overflow-x: hidden;
  background: linear-gradient(
    to bottom,
    rgba(1, 141, 248, 0.134) 60%,
    rgba(244, 242, 242, 0.993) 100%
  );
}

.nav-bar {
  display: flex;
  justify-content: center;
  padding-top: 90px;
}

.nav-bar a.active {
  background-color: gray;
  border-radius: 10px;
}

.nav-bar li {
  list-style: none;
  position: relative;
  bottom: 20px;
  padding: 10px 0px;
  border-radius: 10px;
  background: #1971b3;
}

.nav-bar a {
  text-decoration: none;
  padding: 11px 35px;
  font-size: 22px;
  color: white;
}

.nav-bar a:hover {
  border-bottom: 1px;
  background-color: #018df8;
  border-radius: 10px;
}

.mobile-menu-icon {
  display: none;
}

.mobile-menu {
  display: none;
}

.active .mobile-menu a {
  color: white;
}

.container-home {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  padding: 80px 20px;
}

.img-home {
  max-width: 100%;
  height: auto;
  display: block;
}

h1 {
  font-size: clamp(2.5rem, 8vw, 5.3rem);
  color: #1971b3;
  font-weight: bold;
}

.front {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

h2 {
  font-family: monospace;
  font-size: 32px;
  width: 29ch;
  color: gray;
  margin-top: 15px;
  white-space: nowrap;
  overflow: hidden;
  animation:
    typing 3s steps(29) infinite,
    blinking 0.5s infinite step-end alternate;
}

@keyframes typing {
  from {
    width: 0;
  }
}

@keyframes blinking {
  50% {
    border-color: transparent;
  }
}

.contato {
  margin-top: 20px;
}

.contato a {
  text-decoration: none;
  font-size: 80px;
  color: #000000da;
  transition: 1.1s;
}

.contato a:hover {
  color: #018df8;
}

.container-sobre {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  padding: 40px 20px;
}

.img-sobre img {
  width: 100%;
  max-width: 500px;
  padding: 50px 50px;
}

.sobre-texto {
  color: gray;
  text-align: justify;
  font-size: 1.1rem;
  line-height: 1.6;
  width: 90%;
  max-width: 500px;
}

.container-tecnologias,
.container-tecnologias-2 {
  padding: 20px;
  display: flex;
  justify-content: center;
}

.tecnologias {
  width: 100%;
  max-width: 1200px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
}

.card {
  margin-top: 20px;
  perspective: 1000px;
}

.card .icon {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #1971b3;
  transition: 0.7s;
  z-index: 1;
}

.card:nth-child(2) .icon {
  background: GRAY;
}

i {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 80px;
  transition: 0.7s;
  color: #fff;
}

.card .face {
  width: 320px;
  height: 140px;
  transition: 0.9s;
}

.tecnologias .card .face.face1 {
  position: relative;
  background: #333;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1;
  transform: translateY(100px);
}

.card:hover .face.face1 {
  transform: translateY(0px);
}

.card .face.face1 .content {
  opacity: 1;
  transition: 0.5s;
}

.card:hover .face.face1 .content {
  opacity: 1;
}

.card .face.face1 .content i {
  max-width: 100px;
}

.card .face.face2 {
  position: relative;
  background: white;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  box-sizing: border-box;
  transform: translateY(-100px);
}

.card:hover .face.face2 {
  transform: translateY(0);
}

.card .face.face2 .content p {
  margin: 0;
  padding: 0;
  text-align: center;
  color: gray;
}

.card .face.face2 .content h3 {
  margin: 0 0 10px 0;
  padding: 0;
  font-size: 24px;
  text-align: center;
}

.container-tecnologias a {
  text-decoration: none;
  color: gray;
}

.container-tecnologias-2 a {
  text-decoration: none;
  color: gray;
}

.container-projeto {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 55px;
}

.projeto2 {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 55px;
}

.projeto2 {
  display: none;
}

.projects-card {
  position: relative;
  width: 320px;
  height: 300px;
  margin: 16px;
  padding: 50px;
  background-color: #1971b3;
  background-position: center center;
  background-size: cover;
  transition: 1s;
  overflow-y: hidden;
}

.project-info-container {
  position: absolute;
  top: 80%;
  left: 0;
  width: 100%;
  height: 150%;
  transition: 0.5s;
  padding: 0 20px 20px 20px;
  overflow: hidden;
}

.project-title {
  font-size: 22px;
  color: white;
  font-weight: 800;
  text-transform: uppercase;
  margin: 30px 0 5px 0;
  transition: 0.3s;
}

.project-load-bar {
  width: 0;
  height: 3px;
  background: white;
  margin: 0;
}

.projects-card:hover {
  transform: scale(1.05);
}

.projects-card:hover .project-info-container {
  top: 25%;
  left: 0;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 15px;
  background: 50%, white;
}

.project-short-desc,
.project-btn {
  font-size: 14px;
  color: gray;
  margin: 15px 0 0 0;
  display: none;
  opacity: 0;
  font-weight: 200;
}

.project-btn {
  max-width: 130px;
  padding: 10px 0;
  margin: 15px 0;
  display: none;
  justify-content: center;
  border: none;
  border-radius: 15px;
  background: #1971b3;
  text-transform: uppercase;
  font-size: 17px;
  cursor: pointer;
  transition: 0.5s;
}

.project-btn a {
  color: white;
  font-weight: 400;
  justify-self: center;
  text-decoration: none;
}

.project-btn:hover {
  transform: scale(1.05);
  background-color: #018df8;
}

.projects-card:hover .project-title {
  color: gray;
}

.projects-card:hover .project-load-bar {
  display: flex;
  transition: opacity 1s ease;
  animation: project-load-animation 2s ease 0.1s forwards;
}

.projects-card:hover .project-short-desc {
  display: flex;
  transition: opacity 1s ease;
  animation: project-infos-animation 1s ease 0.8s forwards;
}

.projects-card:hover .project-btn {
  display: flex;
  transition: opacity 1s ease;
  animation: project-infos-animation 1s ease 0.8s forwards;
}

@keyframes project-load-animation {
  0% {
    width: 0;
  }
  15% {
    width: 0vw;
  }
  25% {
    width: 0vw;
  }
  50% {
    width: 35vw;
  }
  65% {
    width: 50vw;
  }
  75% {
    width: 75vw;
  }
  100% {
    width: 200vw;
  }
}

@keyframes project-infos-animation {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.button {
  display: flex;
  border: none;
  border-radius: 5px;
  margin: auto;
  margin-top: 50px;
  background-color: #1971b3;
  color: white;
  padding: 5px 15px;
  font-size: 25px;
  cursor: pointer;
  box-shadow: 0 2px 55px rgba(0, 0, 0, 0.2);
}

.button:hover {
  background-color: #018df8;
}

.carregando-projeto {
  display: flex;
  margin: auto;
  margin-top: 6vh;
  width: 25px;
  height: 25px;
  background-color: transparent;
  border-radius: 50%;
  border: 5px solid #018df8;
  border-top: 4px solid transparent;
  animation: carregando 1s linear infinite;
}

@keyframes carregando {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.scroll {
  text-decoration: none;
  color: white;
  background-color: gray;
  border-radius: 2px;
  padding: 5px;
  position: fixed;
  right: 17px;
  bottom: 10px;
  z-index: 9999;
}

.container.active {
  background: black;
}

.header.mystyle {
  background: black;
}

.btn {
  position: absolute;
  top: 2%;
  left: 12px;
  width: 30px;
  height: 28px;
  background-color: gray;
  border-radius: 60px;
  cursor: pointer;
}

.icon {
  font-size: 20px;
  transition: opacity 0.5s;
  color: white;
}

.sun {
  opacity: 1;
  color: white;
}

.moon {
  opacity: 0;
}

.btn.active .sun {
  opacity: 0;
}

.btn.active .moon {
  opacity: 1;
}

.mystyle {
  color: white;
  transition: all 0.4s;
}

.footer {
  text-align: center;
  padding: 40px;
  color: gray;
  margin-top: 100px;
}

.footer.dark-text {
  color: white;
}

@media only screen and (max-width: 1150px) {
  .container-sobre {
    flex-direction: column;
    text-align: center;
  }

  .container-projeto,
  .projeto2 {
    flex-direction: row;
    align-items: center;
  }
}

@media only screen and (max-width: 900px) {
  h2 {
    font-size: 20px;
  }

  .img-home img {
    margin-top: 50px;
  }
}

@media only screen and (max-width: 660px) {
  .container-home {
    margin-top: -115px;
  }
  .nav-bar li {
    display: none;
  }

  .mobile-menu-icon {
    display: block;
  }

  .mobile-menu {
    margin-top: -88px;
    margin-bottom: -55px;
  }

  .mobile-menu a {
    font-weight: bold;
    text-decoration: none;
    margin: -35px auto;
    color: gray;
  }

  .mobile-menu-icon button {
    background-color: transparent;
    border: none;
    cursor: pointer;
    position: relative;
    bottom: 79px;
    left: 88%;
  }

  .mobile-menu li {
    text-align: center;
    list-style: none;
    padding: 16px;
  }

  .mobile-menu li a {
    display: block;
  }

  .open {
    display: block;
  }

  .card.is-visible .face.face1 {
    transform: translateY(0px);
  }

  .card.is-visible .face.face2 {
    transform: translateY(0);
  }

  .projects-card.is-visible {
    transform: scale(1.05);
  }

  .projects-card.is-visible .project-info-container {
    top: 25%;
    left: 0;
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 15px;
    background: 50%, white;
  }

  .projects-card.is-visible .project-title {
    color: gray;
  }

  .projects-card.is-visible .project-load-bar {
    display: flex;
    transition: opacity 1s ease;
    animation: project-load-animation 2s ease 0.1s forwards;
  }

  .projects-card.is-visible .project-short-desc {
    display: flex;
    transition: opacity 1s ease;
    animation: project-infos-animation 1s ease 0.8s forwards;
  }

  .projects-card.is-visible .project-btn {
    display: flex;
    transition: opacity 1s ease;
    animation: project-infos-animation 1s ease 0.8s forwards;
  }
}

@media only screen and (max-width: 570px) {
  h1 {
    font-size: 60px;
  }

  h2 {
    font-size: 24px;
  }

  .contato a {
    font-size: 55px;
  }
}

@media only screen and (max-width: 428px) {
  h1 {
    font-size: 52px;
  }

  h2 {
    font-size: 20px;
  }

  .img-home img {
    margin-top: 55px;
    width: 370px;
    height: auto;
  }

  .sobre-texto {
    font-size: 16px;
  }
}

@media only screen and (max-width: 394px) {
  h1 {
    font-size: 45px;
  }

  h2 {
    font-size: 17px;
  }

  .img-home img {
    width: 340px;
    height: auto;
  }

  .sobre-texto {
    font-size: 14px;
  }
}

@media only screen and (max-width: 360px) {
  h2 {
    font-size: 15px;
  }

  .img-home img {
    width: 320px;
    height: auto;
  }

  .sobre-texto {
    font-size: 14px;
  }
}

@media only screen and (max-width: 320px) {
  .mobile-menu {
    font-size: 9px;
  }

  h1 {
    font-size: 35px;
  }

  h2 {
    font-size: 11px;
  }

  .contato a {
    font-size: 29px;
  }

  .img-home img {
    margin-top: 0px;
    width: 200px;
  }

  .img-sobre img {
    width: 100%;
    max-width: 250px;
    padding: 20px 20px;
  }

  .sobre-texto {
    width: 100%;
    font-size: 13px;
  }

  .card .face {
    width: 100%;
  }
}